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BU9408KS2 Datasheet 32bit Audio DSP

Manufacturer: ROHM

Overview: Digital Sound Processors for FPD TVs 32bit Audio DSP with Built-in 4ch DAC and ASRC BU9408KS2 No.

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General Description

This LSI is the digital sound processor which made the use digital signal processing for FPD TVs.

DSP of ROHM original is used for the TV sound processor unit, and it excels in cost performance.

A selection input of two lines is possible from four digital inputs.

Key Features

  • Digital Signal Processor unit Word length: 32bit (Data RAM) The fastest machine cycle: 40.7ns (512fs, fs = 48kHz) Multiplier: 32 x 24 → 56bit Adder: 32 + 32 → 32bit Data RAM: 256 x 32bit Coefficient RAM: 128 x 24bit Sampling frequency: fs = 48kHz Master clock : 512fs（24.576MHz,fs=48kHz）.
  • Digital signal input (Stereo4lines): 16/20/24bit (I2S, Left-Justified, Right-Justified) Digital signal output (Stereo 3 lines):.

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